Home / 40,647.36-56,090.16-22,740.96

Finding the Fourth Proportional to 40,647.36, 56,090.16 and 22,740.96

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Solution

The fourth proportional to 40,647.36, 56,090.16 and 22,740.96 is: 31,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.36 : 56,090.16 = 22,740.96 : x
  2. Step 2: Convert to fraction form
    40,647.36/56,090.16 = 22,740.96/x
  3. Step 3: Cross multiply
    40,647.36x = 56,090.16 × 22,740.96
  4. Step 4: Simplify right side
    40,647.36x = 1,275,544,084.95
  5. Step 5: Solve for x
    x = 1,275,544,084.95/40,647.36
  6. Step 6: Final answer
    x = 31,380.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.